non-c99 compatibility

fido2/ctap.c

@@ -1,21 +1,21 @@
 /*
  * Copyright (C) 2018 SoloKeys, Inc. <https://solokeys.com/>
- * 
+ *
  * This file is part of Solo.
- * 
+ *
  * Solo is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
- * 
+ *
  * Solo is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU General Public License
  * along with Solo.  If not, see <https://www.gnu.org/licenses/>
- * 
+ *
  * This code is available under licenses for commercial use.
  * Please contact SoloKeys for more information.
  */
@@ -1030,7 +1030,8 @@ uint8_t ctap_get_assertion(CborEncoder * encoder, uint8_t * request, int length)
     }
 
     printf1(TAG_GA,"resulting order of creds:\n");
-    for (int j = 0; j < GA.credLen; j++)
+    int j;
+    for (j = 0; j < GA.credLen; j++)
     {
         printf1(TAG_GA,"CRED ID (# %d)\n", GA.creds[j].credential.id.count);
     }